Inventor · disambiguated record
Yasuko Fukuzawa
Also filed as: FUKUZAWA YASUKO
22 granted patents·2 pending applications·980 citations·filing 1990–2007
97Inventor score
Top patents by PatentIndex Score
24 records- 0198US6529976B1Heterogeneous computer system, heterogeneous input output system and data back-up method for the systemsHITACHI LTD·Filed 2000·Granted Mar 4, 2003·155 cites·20 claims
- 0295US6098129ACommunications system/method from host having variable-length format to variable-length format first I/O subsystem or fixed-length format second I/O subsystem using table for subsystem determinationHITACHI LTD·Filed 1998·Granted Aug 1, 2000·168 cites·8 claims
- 0393US6922686B2Database integration management method and apparatus and processing program, medium thereforHITACHI LTD·Filed 2001·Granted Jul 26, 2005·121 cites·11 claims
- 0489US6408075B1Information processing equipment and IC cardHITACHI LTD·Filed 2000·Granted Jun 18, 2002·66 cites·15 claims
- 0588US7567673B2Common key sharing method and wireless communication terminal in ad hoc networkHITACHI LTD·Filed 2005·Granted Jul 28, 2009·20 cites·11 claims
- 0686US6934842B2Identification code management method and management systemHITACHI LTD·Filed 2001·Granted Aug 23, 2005·32 cites·41 claims
- 0783US7178026B2Identification code management method and management systemHITACHI LTD·Filed 2005·Granted Feb 13, 2007·11 cites·7 claims
- 0882US5117458ASecret information service system and methodHITACHI LTD·Filed 1990·Granted May 26, 1992·111 cites·19 claims
- 0979US7869601B2Authentication method of ad hoc network and wireless communication terminal thereofHITACHI LTD·Filed 2005·Granted Jan 11, 2011·10 cites·9 claims
- 1078US6873706B1Processing apparatus, program, or system of secret informationHITACHI LTD·Filed 1999·Granted Mar 29, 2005·102 cites·15 claims
- 1176US7138915B2Handling support method and handling support systemHITACHI LTD·Filed 2002·Granted Nov 21, 2006·12 cites·17 claims
- 1276US6615354B1Information processing equipmentHITACHI LTD·Filed 2000·Granted Sep 2, 2003·20 cites·18 claims
- 1370US7086087B1Information processing device, card device and information processing systemHITACHI ULSI SYS CO LTD·Filed 2000·Granted Aug 1, 2006·31 cites·10 claims
- 1468US6721841B2Heterogeneous computer system, heterogeneous input/output system and data back-up method for the systemsHITACHI LTD·Filed 2002·Granted Apr 13, 2004·8 cites·24 claims
- 1567US5218638AEncipher method and decipher methodHITACHI LTD·Filed 1991·Granted Jun 8, 1993·43 cites·18 claims
- 1662US8375074B2Device and program for ciphering dataHITACHI LTD·Filed 2007·Granted Feb 12, 2013·2 cites·12 claims
- 1760US6839847B1Information processing equipment and IC cardHITACHI LTD·Filed 1999·Granted Jan 4, 2005·37 cites·12 claims
- 1857US6631471B1Information processing equipmentHITACHI LTD·Filed 1999·Granted Oct 7, 2003·19 cites·24 claims
- 1949US2005138241A1Heterogeneous computer system, heterogeneous input/output system and data back-up method for the systemsFiled 2005·Application pending·0 cites
- 2047US6892268B2Heterogeneous computer system, heterogeneous input/output system and data back-up method for the systemsHITACHI LTD·Filed 2003·Granted May 10, 2005·0 cites·5 claims
- 2147US6871255B2Heterogeneous computer system, heterogeneous input/output system and data back-up method for the systemsHITACHI LTD·Filed 2003·Granted Mar 22, 2005·0 cites·9 claims
- 2243US5351294ALimited broadcast systemHITACHI LTD·Filed 1993·Granted Sep 27, 1994·12 cites·23 claims
- 2343US2008063187A1Hash value generation device, program, and hash value generation methodYOSHIDA HIROTAKA·Filed 2007·Application pending·0 cites
- 2435US7333972B2Database integration management method and apparatus and processing program, medium thereforHITACHI LTD·Filed 2005·Granted Feb 19, 2008·0 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Yasuko Fukuzawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →